Analyzing Concavity of a Function

How do you determine the concavity of a quadratic function?

How do you find the concavity of a rational function?

What is the concavity of a linear function?

What x values is the function concave down if

$f(x) = 15x^(2/3) + 5x$ ?

How do you know concavity inflection points, and local min/max for

$f(x) = 2x^3 + 3x^2 - 432x$ ?

How do you determine the concavity for

$f(x) = x^4 − 32x^2 + 6$ ?

How do you find the intervals on which the graph of

$f(x)=5sqrtx-1$ is concave up or is concave down, and find the x - coordinates o the points of inflection?

How do you determine where the given function

$f(x) = (x+3)^(2/3) - 6$ is concave up and where it is concave down?

How do you determine the intervals on which function is concave up/down & find points of inflection for

$y=4x^5-5x^4$ ?

On what intervals the following equation is concave up, concave down and where it's inflection point is (x,y)

$f(x)=x^8(ln(x))$ ?

On what interval is

$f(x)=6x^3+54x-9$ concave up and down?

How do you use the second derivative test to find where the function

$f(x) = (5e^x)/(5e^x + 6)$ is concave up, concave down, and inflection points?

How do you find intervals where the graph of

$f(x) = x + 1/x$ is concave up and concave down?

How do you determine the interval(s) where the function

$f(x) = xe^-x$ is concave down?

How do you find interval of increasing, decreasing, concave up and down for

$f(x) = 2x^3-3x^2-36x-7$ ?

What are the inflection points for

$f(x) = -x^4-9x^3+2x+4$ ?

Given the function

$f(x)= 1/12x^4 + 1/6x^3-3x^2-2x+1$ how do you find any points of inflection and determine where the curve is concave up or down?

How do you find the concavity for

$f(x)= -6 sqrt (x)$ ?

How do you find what x-values are the graph on

$f(x)=(2x-3) / (x^2)$ concave up and concave down?

How do you find the inflection point, concave up and down for

$f(x)=x^3-3x^2+3$ ?

How do you determine the intervals where the graph of the given function is concave up and concave down

$f(x)= sinx-cosx$ for

$0<=x<=2pi$ ?

How do you find the concavity for

$f(x)=3/x^2−4$ ?

How do I find concave up and concave down from

$f(x)=x^3+3x^2+5x+7$ ?

What intervals is

$f(x) = (5x^2)/(x^2 + 4)$ concave up/down?

How do you ise interval notation indicate where f(x) is concave up and concave down for

$f(x)=x^(4)-6x^(3)$ ?

How do you find the intervals which are concave up and concave down for

$f(x) = x/x^2 - 5$ ?

How do you determine where the graph of the given function is increasing, decreasing, concave up, and concave down for

$h(x) = (x^2) / (x^2+1)$ ?

For

$y=e^x/5x^2 +1$ , how do you find the approximate intervals where the function is increasing, decreasing, concave up and concave down?

How do you find the intervals of increasing, decreasing and concavity for

$f(x) = 2x^3 + 3x^2 - 432x$ ?

How do you use the second derivative to determine concave up / down for

$f(x) = 3x^3-18x^2+6x-29$ ?

How do you find the interval where f is concave up and where f is concave down for

$f(x)= –(2x^3)–(3x^2)–7x+2$ ?

How do you determine the values of x for which the graph of f is concave up and those on which it is concave down for

$f(x) = 6(x^3) - 108(x^2) + 13x - 26$ ?

Is the function concave up or down if

$f(x)= (lnx)^2$ ?

Using the second derivative f''(x) = 36x^2-12, how do you find the intervals in which f is concave up and the intervals in which f is concave down?

How do you find the intervals where the function

$f(x)=(2x-1^2)(x-3)^2$ is concave up and concave down?

How would you determine where the function f(x) is concave up and concave down for

$f(x)=2x^3-3x^2-12x+1$ ?

How do you find increasing, decreasing intervals, local max mins, concave up and down for

$f(x) = (x^2)/(x^2 +3)$ ?

How to find if a function

$f(x)= 4/(x^2+1)$ is concave up or concave down?

How do you determine if a function is concave up/ concave down if

$tanx+2x$ on

$(-pi/2, pi/2)$ ?

What is the largest interval on which the function is concave down for

$f(x) = 5sin(x) + (sin(x))^2$ over the interval

$[-pi/3, 2pi/3]$ ?

How do you know where the graph of f(x) is concave up and where it is concave down for

$f(x) = x^3 + x$ ?

How do you determine the interval(s) on which the function

$y= ln(x) / x^3$ is concave up and concave down?

How do you find concavity, inflection points, and min/max points for the function:

$f(x)=x(x^2+1)$ defined on the interval [–5,4]?

How do I find concavity and points of inflection for

$y = 3x^5 - 5x^3$ ?

Where is the graph

$4x^3 + 9x^2 - 54x + 1$ concave up or down, increasing or decreasing?

How do you describe the concavity of the graph and find the points of inflection (if any) for

$f(x) = x^3 - 3x + 2$ ?

How do you determine the concavity for

$g(x)=-x^2+3x+4$ ?

How do you find concavity when

$f(x)= x^(7/3) + x^(4/3)$ ?

How do you test

$f(x)=8 x^4−9 x^3 +9$ for concavity and inflection points?

How do you determine the concavity of

$y=2cosx+sin2x$ ?

How do you determine whether the function

$g(x)=-x^2+3x+4$ is concave up or concave down?

How do you determine whether the function

$f(x)=(2x-1)^2(x-3)^2$ is concave up or concave down?

How do you determine whether the function

$y=ln x$ is concave up or concave down and its intervals?

How do you determine whether the function

$F(x) = x + 1/x$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = 2x^3 + 3x^2 - 432x$ is concave up or concave down and its intervals?

How do you determine whether the function

$f^('')(x) = 36x^2-12$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = ln(x^2 + 7)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = x/(x^2 - 5)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= (lnx)^2$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=x^(4)-6x^(3)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= sinx-cosx$ is concave up or concave down and its intervals?

How do you determine whether the function

$f (x) = x sqrt(x^2+2x+5)+1 sqrt(x^2+2x+5)$ is concave up or concave down and its intervals?

How do you determine whether the function

$h '(x) = ((x^2) - 2) / x$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= -6 sqrt (x)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=(2x-3) / (x^2)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=2x^3-3x^2-12x+1$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = 6x^3+54x-9$ is concave up or concave down and its intervals?

How do you determine whether the function

$ln(x^2+10)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = -x^4-9x^3+2x+4$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= 4/(x^2+1)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = xe^-x$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=x^3+3x^2+5x+7$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=x^8(ln(x))$ is concave up or concave down and its intervals?

How do you determine whether the function

$y=e^x/(5x^2 +1)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = (x^2)/(x^2+1)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=3x^5 - 20x^3$ is concave up or concave down and its intervals?

How do you determine whether the function

$F(x)= 1/12X^4 + 1/6X^3-3X^2-2X+1$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)=3/(x^2−4)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x) = x^2e^x$ is concave up or concave down and its intervals?

How do you determine whether the function

$y=x^2$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= (x-1) / (x+52)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= 5+12x- x^3$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= x/ (x^2+2)$ is concave up or concave down and its intervals?

How do you determine whether the function

$f(x)= 2x^3-3x^2-36x-7$ is concave up or concave down and its intervals?

If

$f(x)=sinx+cosx$ , what are the x-coordinates of the points of inflection of the graph f (x)?

If

$y= x^3 + 6x^2 + 7x -2cosx$ , what are the points of inflection of the graph f (x)?

If

$y = xe^(-x)$ , what are the points of inflection of the graph f (x)?

If

$y = 3x^5 - 5x^3$ , what are the points of inflection of the graph f (x)?

If

$y = 1/(1+x^2)$ , what are the points of inflection of the graph f (x)?

If

$1/3(x-1)^3+2$ , what are the points of inflection, concavity and critical points?

If

$(x^2+1) / (x^2-2)$ , what are the points of inflection, concavity and critical points?

If

$( x+2) / x$ , what are the points of inflection, concavity and critical points?

If

$f(x)=x(x^2+1)$ , what are the points of inflection, concavity and critical points?

If

$f(x) = 2 sin x + sin 2x$ , what are the points of inflection, concavity and critical points?

If

$e^x / (5+e^x)$ , what are the points of inflection, concavity and critical points?

If

$f(x) = ( x^3 )/( x^2 - 25 )$ , what are the points of inflection, concavity and critical points?

If

$y=e^(−x^2)$ , what are the points of inflection, concavity and critical points?

If

$f(x) = x^3 - 6x^2 + 9x +1$ , what are the points of inflection, concavity and critical points?

If

$f(x)= (x^2)/(x-2)^2$ , what are the points of inflection, concavity and critical points?

If

$y = x^2 ln x$ , what are the points of inflection, concavity and critical points?

If

$y= (x^2+1)/(x^2-4)$ , what are the points of inflection, concavity and critical points?

If

$y= x^2 + 2x + 3$ , what are the points of inflection, concavity and critical points?

If

$f(x) = (5/2)x^(2/3) - x^(5/3)$ , what are the points of inflection, concavity and critical points?

If

$(7x^2)/(2x-3)$ , what are the points of inflection, concavity and critical points?

If

$y = 1 / (1+x^2)$ , what are the points of inflection, concavity and critical points?

Is

$f(x)=-x^3-x^2+x$ concave or convex at

$x=4$ ?

Is

$f(x)=-x^5+3x^4-9x^3-2x^2-6x$ concave or convex at

$x=8$ ?

Is

$f(x)=-x^5+3x^4-9x^3-2x^2-6x$ concave or convex at

$x=-3$ ?

Is

$f(x)=4x^5-2x^4-9x^3-2x^2-6x$ concave or convex at

$x=-1$ ?

Is

$f(x)=4x^5-x^4-9x^3+5x^2-7x$ concave or convex at

$x=-1$ ?

Is

$f(x)=sinx$ concave or convex at

$x=-1$ ?

Is

$f(x)=sinx$ concave or convex at

$x=pi/5$ ?

Is

$f(x)=sinx$ concave or convex at

$x=pi/2$ ?

Is

$f(x)=sinx$ concave or convex at

$x=(3pi)/2$ ?

Is

$f(x)=cosx$ concave or convex at

$x=(3pi)/2$ ?

Is

$f(x)=cosx$ concave or convex at

$x=pi/2$ ?

Is

$f(x)=xcosx$ concave or convex at

$x=pi/2$ ?

Is

$f(x)=xtanx$ concave or convex at

$x=pi/4$ ?

Is

$f(x)=-xe^x+x^3-x^2$ concave or convex at

$x=-2$ ?

Is

$f(x)=1-e^(3x)$ concave or convex at

$x=2$ ?

Is

$f(x)=1-xe^(-3x)$ concave or convex at

$x=-2$ ?

Is

$f(x)=1-x-e^(-3x)/x$ concave or convex at

$x=4$ ?

Is

$f(x)=1-x-e^(x)/x^2$ concave or convex at

$x=-1$ ?

Is

$f(x)=xlnx-x$ concave or convex at

$x=1$ ?

Is

$f(x)=xe^x-x^2$ concave or convex at

$x=0$ ?

Is

$f(x)=e^x-x^2/(x-1)$ concave or convex at

$x=0$ ?

Is

$f(x)=e^(2x)-x^2/(x-1)-1$ concave or convex at

$x=0$ ?

Is

$f(x)=e^(x-1)-x^2/(x-1)-1$ concave or convex at

$x=-1$ ?

Is

$f(x)=(x-3)(x-2)-x^2$ concave or convex at

$x=3$ ?

Is

$f(x)=(x-3)(x-2)-x^2+x^3$ concave or convex at

$x=-1$ ?

Is

$f(x)=3x^5-x^3+8x^2-x$ concave or convex at

$x=0$ ?

Is

$f(x)=3x^5-x^3+8x^2-x+3$ concave or convex at

$x=-4$ ?

Is

$f(x)=-2x^5-2x^3+3x^2-x+3$ concave or convex at

$x=-1$ ?

Is

$f(x)=-2x^5-2x^3-12x^2-6x+1$ concave or convex at

$x=-1$ ?

Is

$f(x)=-x^5-5x^3-3x^2+12x+8$ concave or convex at

$x=-3$ ?

Is

$f(x)=4x^5+2x^3-2x^2+2x+8$ concave or convex at

$x=-3$ ?

Is

$f(x)=-9x^5+15x^4-21x^2-8x+2$ concave or convex at

$x=3$ ?

Is

$f(x)=-x^5-2x^4+8x^2-4x+2$ concave or convex at

$x=-5$ ?

Is

$f(x)=4x^5-12x^4+5x^2+2x+2$ concave or convex at

$x=-5$ ?

Is

$f(x)=-3x^5-2x^4-9x^2+x-7$ concave or convex at

$x=5$ ?

Is

$f(x)=-3x^5-2x^4-6x^3+x-7$ concave or convex at

$x=5$ ?

Is

$f(x)=-x^5-x^4-2x^3+x-7$ concave or convex at

$x=-2$ ?

Is

$f(x)=-5x^5-2x^4-2x^3+14x-17$ concave or convex at

$x=0$ ?

Is

$f(x)=-x^5-21x^4-2x^3+4x-30$ concave or convex at

$x=0$ ?

Is

$f(x)=-4x^5-2x^4-2x^3+42x-30$ concave or convex at

$x=0$ ?

Is

$f(x)=-4x^5-2x^4-5x^3+2x-31$ concave or convex at

$x=-2$ ?

Is

$f(x)=(x-3)^3-x+15$ concave or convex at

$x=3$ ?

Is

$f(x)=(x-9)^3-x+15$ concave or convex at

$x=-3$ ?

Is

$f(x)=(x-1/x)$ concave or convex at

$x=-1$ ?

Is

$f(x)=(x-1/x)$ concave or convex at

$x=1$ ?

Is

$f(x)=(x-2)^3-x^4+x$ concave or convex at

$x=0$ ?

Is

$f(x)=sinx/cosx$ concave or convex at

$x=0$ ?

Is

$f(x)=tanx$ concave or convex at

$x=0$ ?

Is

$f(x)=tanx$ concave or convex at

$x=pi/3$ ?

Is

$f(x)=1/x^3-x^3$ concave or convex at

$x=1$ ?

Is

$f(x)=3/x-2x$ concave or convex at

$x=9/4$ ?

Is

$f(x)=1/(x-1)-2x$ concave or convex at

$x=0$ ?

Is

$f(x)=1/(x-1)-2xlnx$ concave or convex at

$x=0$ ?

Is

$f(x)=e^(3x)-2xlnx$ concave or convex at

$x=1$ ?

Is

$f(x)=e^(3-3x)+x/ln2x$ concave or convex at

$x=1$ ?

Is

$f(x)=e^x/(x-e^x)$ concave or convex at

$x=0$ ?

Is

$f(x)=x/(1-x^3e^(x/3)$ concave or convex at

$x=-2$ ?

Is

$f(x)=x^3-x^2+x-4$ concave or convex at

$x=-1$ ?

Is

$f(x)=-3x^3-2x^2-12x-4$ concave or convex at

$x=-1$ ?

Is

$f(x)=-3x^3+4x^2+3x-4$ concave or convex at

$x=-1$ ?

Is

$f(x)=-3x^3-x^2-3x+2$ concave or convex at

$x=-1$ ?

Is

$f(x)=5x^3-2x^2+5x+12$ concave or convex at

$x=-1$ ?

Is

$f(x)=9x^3+2x^2-2x-2$ concave or convex at

$x=-1$ ?

Is

$f(x)=-x^3+2x^2-2x-2$ concave or convex at

$x=1$ ?

Is

$f(x)=-x^3+2x^2-4x-2$ concave or convex at

$x=0$ ?

Is

$f(x)=-x^3-12x^2-14x-2$ concave or convex at

$x=0$ ?

Is

$f(x)=x^3+2x^2-4x-12$ concave or convex at

$x=3$ ?

Is

$f(x)=-2x^3-2x^2+8x-1$ concave or convex at

$x=3$ ?

Is

$f(x)=-2x^5+7x^2+8x-13$ concave or convex at

$x=-4$ ?

Is

$f(x)=-2x^5+7x^2-6x+3$ concave or convex at

$x=-4$ ?

Is

$f(x)=-x^5-2x^2-6x+3$ concave or convex at

$x=-4$ ?

Is

$f(x)=5x^5-x^2+4x+3$ concave or convex at

$x=-4$ ?

Is

$f(x)=-8x^5-x^2+5x-4$ concave or convex at

$x=-4$ ?

Is

$f(x)=-2x^5-3x^4+15x-4$ concave or convex at

$x=-4$ ?

Is

$f(x)=-2x^5-2x^4+5x-45$ concave or convex at

$x=-2$ ?

Is

$f(x)=x^5-4x^4+16x-4$ concave or convex at

$x=-2$ ?

Is

$f(x)=10x^5-7x^4+x-4$ concave or convex at

$x=-1$ ?

Is

$f(x)=x^4-4x^3+x-4$ concave or convex at

$x=-1$ ?

Is

$f(x)=x^4-2x^3-9x-14$ concave or convex at

$x=-1$ ?

Is

$f(x)=-2x^4-x^3+4x+4$ concave or convex at

$x=-1$ ?

Is

$f(x)=(x-3)(x+2)(x-4)^2$ concave or convex at

$x=-1$ ?

Is

$f(x) =e^xsinx-cosx$ concave or convex at

$x=pi/3$ ?

Is

$f(x)=x^3-2x+7$ concave or convex at

$x=2$ ?

Is

$f(x)=-sqrt(e^x -x^3-2x$ concave or convex at

$x=-1$ ?

Is

$f(x)=x^3-x+e^(x-x^2)$ concave or convex at

$x=1$ ?

Is

$f(x)=x^3-xe^(x-x^2)$ concave or convex at

$x=1$ ?

Is

$f(x)=x(x-2)(x+3)(x-1)$ concave or convex at

$x=1$ ?

For what values of x is

$f(x)=((5x)/2)^(2/3) - x^(5/3$ concave or convex?

For what values of x is

$f(x)=x^4-x^3+7x^2-2$ concave or convex?

For what values of x is

$f(x)=2x^4+4x^3+2x^2-2$ concave or convex?

For what values of x is

$f(x)=-x^4+4x^3-2x^2-x+5$ concave or convex?

For what values of x is

$f(x)=-x^3-4x^2+2x+5$ concave or convex?

For what values of x is

$f(x)=-x^3+x^2+2x+5$ concave or convex?

For what values of x is

$f(x)=-x^3+x^2-x+5$ concave or convex?

For what values of x is

$f(x)=3x^3+2x^2-x+9$ concave or convex?

For what values of x is

$f(x)=3x^3-7x^2-5x+9$ concave or convex?

For what values of x is

$f(x)=4/x^2+1$ concave or convex?

For what values of x is

$f(x)=4/(x^2-1$ concave or convex?

For what values of x is

$f(x)=(4x)/(x^2-1)$ concave or convex?

For what values of x is

$f(x)=(-2x^2)/(x-1)$ concave or convex?

For what values of x is

$f(x)=(-2x)/(x-1)$ concave or convex?

For what values of x is

$f(x)=4x^5-5x^4$ concave or convex?

For what values of x is

$f(x)=(x-3)(x-1)(x-2)$ concave or convex?

For what values of x is

$f(x)=(x+6)(x-1)(x+3)$ concave or convex?

For what values of x is

$f(x)=(x+6)(x-10)(x-3)$ concave or convex?

For what values of x is

$f(x)=(x-2)(x-4)(x-3)$ concave or convex?

For what values of x is

$f(x)=(x-2)(x-7)(x-3)$ concave or convex?

For what values of x is

$f(x)=(x-1)(x-7)(x-1)$ concave or convex?

For what values of x is

$f(x)=-x^2+4x+2$ concave or convex?

For what values of x is

$f(x)=-x^2-6x+2$ concave or convex?

For what values of x is

$f(x)=-2x^2-6x+4$ concave or convex?

For what values of x is

$f(x)=4x^3-3x+5$ concave or convex?

For what values of x is

$f(x)=x^2e^x$ concave or convex?

For what values of x is

$f(x)=-x^2+e^x$ concave or convex?

For what values of x is

$f(x)=-x^2+xe^x$ concave or convex?

For what values of x is

$f(x)=-x^2-xe^x$ concave or convex?

For what values of x is

$f(x)=x^3e^x$ concave or convex?

For what values of x is

$f(x)=x^3/e^x$ concave or convex?

For what values of x is

$f(x)=x^3-e^x$ concave or convex?

For what values of x is

$f(x)=x^3-x^2e^x$ concave or convex?

For what values of x is

$f(x)=x^3+x-e^x/x$ concave or convex?

For what values of x is

$f(x)= (x-x^3)/(2-x^3)$ concave or convex?

For what values of x is

$f(x)= (5x-x^3)/(2-x)$ concave or convex?

For what values of x is

$f(x)= e^x/(5x^2 +1$ concave or convex?

For what values of x is

$f(x)= e^x/(5x^2) +1$ concave or convex?

For what values of x is

$f(x)= e^x/(x^2-x) -e^x$ concave or convex?

For what values of x is

$f(x)= -x^2+3x+4$ concave or convex?

For what values of x is

$f(x)= -x^2-x+4$ concave or convex?

For what values of x is

$f(x)= -4x^3-x+12$ concave or convex?

For what values of x is

$f(x)= 2x^3+5x+12$ concave or convex?

For what values of x is

$f(x)=(x^2−x)e^x$ concave or convex?

For what values of x is

$f(x)=(x^2−x)/e^x$ concave or convex?

For what values of x is

$f(x)=(2x^2−4x)e^x$ concave or convex?

For what values of x is

$f(x)=-2x- (x+3)^ (-2/3)$ concave or convex?

For what values of x is

$f(x)=(3x-2)(4x+2) (x+3)$ concave or convex?

For what values of x is

$f(x)=(5x-1)(x-5) (2x+3)$ concave or convex?

For what values of x is

$f(x)=(2x-1)(3x-5) (x-2)$ concave or convex?

For what values of x is

$f(x)=1/(x-3)$ concave or convex?

For what values of x is

$f(x)=(2x-2)(x-3)(x+3)$ concave or convex?

For what values of x is

$f(x)=(2x-2)(x-4)(3x-3)$ concave or convex?

For what values of x is

$f(x)=(2x-2)(x-4)(x-3)$ concave or convex?

For what values of x is

$f(x)=(x-3)(x+2)(x-1)$ concave or convex?

For what values of x is

$f(x)=(x-3)(x+2)(3x-2)$ concave or convex?

For what values of x is

$f(x)=(x-1)(x-6)(x-2)$ concave or convex?

For what values of x is

$f(x)=(7x-1)(x-6)(x-2)$ concave or convex?

For what values of x is

$f(x)=(x-1)(x-3)(x+12)$ concave or convex?

For what values of x is

$f(x)=(x+2)(x-3)(x+1)$ concave or convex?

For what values of x is

$f(x)= x + 1/x$ concave or convex?

For what values of x is

$f(x)= x^2-x + 1/x$ concave or convex?

For what values of x is

$f(x)= x^2-x + 1/x-1/x^2$ concave or convex?

For what values of x is

$f(x)= xe^-x$ concave or convex?

For what values of x is

$f(x)= x-x^2e^-x$ concave or convex?

For what values of x is

$f(x)= -x^4-9x^3+2x+4$ concave or convex?

For what values of x is

$f(x)= x^4-3x^3-4x-7$ concave or convex?

For what values of x is

$f(x)= -5x^3+2x^2-3x-12$ concave or convex?

For what values of x is

$f(x)= -5x^3+x^2+4x-12$ concave or convex?

For what values of x is

$f(x)= -x^3+3x^2+2x-12$ concave or convex?

For what values of x is

$f(x)= -x^3+3x^2-2x+2$ concave or convex?

For what values of x is

$f(x)= -2x^3 + 4 x^2 + 5x -5$ concave or convex?

For what values of x is

$f(x)= -9x^3 + 4 x^2 + 7x -2$ concave or convex?

For what values of x is

$f(x)= 7x^3 + 2 x^2 + 7x -2$ concave or convex?

For what values of x is

$f(x)= 2x^3-9x$ concave or convex?

For what values of x is

$f(x)= 24x^3-12x$ concave or convex?

For what values of x is

$f(x)= 4x^3-12x^2$ concave or convex?

For what values of x is

$f(x)= 1/2x^4-6x^3-48x^2-96x+2$ concave or convex?

For what values of x is

$f(x)= -x^4-4x^3+8x^2+6x+2$ concave or convex?

For what values of x is

$f(x)= x^3 - 4x^2 + 5x$ concave or convex?

For what values of x is

$f(x)= x-cosx$ concave or convex?

For what values of x is

$f(x)=3+x^2/2$ concave or convex?

What intervals is this function:

$f(x)= x^5(lnx)$ increasing and decreasing?

Question #e365f

Question #db8e2

Question #199ee

On what interval is f concave upward? f(x)=xln(x)

Find the following for function

$f(x)=\ln(x^4+1)$ ...?

Question #1b9b0

Question #fc572

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Graphing with the Second Derivative